*SUPPORT*
IN: dax kiki fep gazzer OUT: BLUE GREEN BLUE GREEN
IN: zup kiki dax OUT: GREEN RED
IN: dax kiki fep OUT: BLUE GREEN
IN: zup OUT: RED
IN: lug gazzer gazzer OUT: PINK PINK PINK PINK
IN: fep lug kiki fep OUT: BLUE BLUE PINK
IN: fep kiki zup OUT: RED BLUE
IN: lug wif OUT: PINK PINK PINK PINK PINK PINK PINK PINK
IN: zup kiki zup OUT: RED RED
IN: lug kiki dax OUT: GREEN PINK
IN: fep kiki lug gazzer OUT: PINK BLUE PINK BLUE
IN: zup kiki lug OUT: PINK RED
IN: lug OUT: PINK
IN: fep dax OUT: BLUE GREEN

*QUERY*
IN: fep OUT: BLUE
IN: dax lug kiki zup OUT: GREEN RED PINK
IN: lug kiki zup OUT: RED PINK
IN: dax fep OUT: GREEN BLUE
IN: lug kiki fep OUT: BLUE PINK
IN: lug fep gazzer OUT: PINK BLUE PINK BLUE
IN: dax wif OUT: GREEN GREEN GREEN GREEN GREEN GREEN GREEN GREEN
IN: zup wif OUT: RED RED RED RED RED RED RED RED
IN: dax OUT: GREEN
IN: dax lug gazzer gazzer OUT: GREEN PINK GREEN PINK GREEN PINK GREEN PINK

*GRAMMAR*
fep -> BLUE 
 dax -> GREEN 
 lug -> PINK 
 zup -> RED 
 x1 wif -> [x1] [x1] [x1] [x1] [x1] [x1] [x1] [x1] 
 u1 kiki u2 -> [u2] [u1] 
 x1 gazzer -> [x1] [x1] 
 u1 x1 -> [u1] [x1] 
 